package com.ruoyi.front;

import com.ruoyi.common.config.RuoYiConfig;
import com.ruoyi.common.config.ServerConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.domain.entity.SysMember;
import com.ruoyi.common.utils.ShiroUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.UnzipAndListFilesUtils;
import com.ruoyi.common.utils.file.FileUploadUtils;
import com.ruoyi.common.utils.file.FileUtils;
import com.ruoyi.system.domain.ParamUpload;
import com.ruoyi.system.domain.SysDoc;
import com.ruoyi.system.domain.SysDocset;
import com.ruoyi.system.service.ISysDocService;
import com.ruoyi.system.service.ISysDocsetService;
import com.ruoyi.system.service.ISysMemberService;
import org.json.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.http.server.DelegatingServerHttpResponse;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 通用请求处理
 * 
 * @author ruoyi
 */
@Controller
@RequestMapping("/common")
public class CommonController
{
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);

    @Autowired
    private ServerConfig serverConfig;
    @Autowired
    private ISysDocsetService iSysDocsetService;
    @Autowired
    private ISysDocService iSysDocService;
    @Autowired
    private ISysMemberService iSysMemberService;
    private static final String FILE_DELIMETER = ",";

    /**
     * 通用下载请求
     * 
     * @param fileName 文件名称
     * @param delete 是否删除
     */
    @GetMapping("/download")
    public void fileDownload(String fileName, Boolean delete, HttpServletResponse response, HttpServletRequest request)
    {
        try
        {
            if (!FileUtils.checkAllowDownload(fileName))
            {
                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
            }
            String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
            String filePath = RuoYiConfig.getDownloadPath() + fileName;

            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, realFileName);
            FileUtils.writeBytes(filePath, response.getOutputStream());
            if (delete)
            {
                FileUtils.deleteFile(filePath);
            }
        }
        catch (Exception e)
        {
            log.error("下载文件失败", e);
        }
    }

    /**
     * 通用上传请求（单个）
     */
    @PostMapping("/upload")
    @ResponseBody
    public AjaxResult uploadFile(MultipartFile file,String title,Integer draftid,Integer size) throws Exception
    {
        try
        {
            List<SysDoc> docList = new ArrayList<SysDoc>();

            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            String fileName = FileUploadUtils.upload(filePath, file);
            String strdir = fileName.substring(0,fileName.lastIndexOf("/")+1);
            String exen = FileUploadUtils.getExtension(file);
            String url = serverConfig.getUrl() + fileName;
            List<SysDocset> docsetList = iSysDocsetService.selectSysDocsetList(new SysDocset());
            String srcpathfile = FileUploadUtils.getsrcabspath();
            String srcpathdir = UnzipAndListFilesUtils.getParentFilepath(srcpathfile);
            if((exen.toLowerCase()).equals("zip"))
            {
               List<ParamUpload> paramUploadList = UnzipAndListFilesUtils.unzipAndPrintPaths(srcpathfile,srcpathdir,strdir);
               for(int i=0;i<paramUploadList.size();i++)
               {
                   SysDoc sysDoc = new SysDoc();
                   if(!paramUploadList.get(i).getPath().equals("")) {
                     sysDoc.setTitle(paramUploadList.get(i).getTitle());
                     sysDoc.setKeyword(UnzipAndListFilesUtils.fenci(paramUploadList.get(i).getKeyword()));
                     sysDoc.setReadpay(docsetList.get(0).getReadpay());
                     sysDoc.setPreview(docsetList.get(0).getPreview());
                     sysDoc.setDownpay(docsetList.get(0).getDownpay());
                     sysDoc.setDraftid((long) draftid);
                     sysDoc.setPath(paramUploadList.get(i).getPath());
                     sysDoc.setSize(paramUploadList.get(i).getSize());
                     sysDoc.setExten(paramUploadList.get(i).getExten());
                     sysDoc.setFilter("1");
                     iSysDocService.insertSysDoc(sysDoc);

                 }
                   else {
                       sysDoc.setDocid(-1l);
                       sysDoc.setTitle(paramUploadList.get(i).getTitle());
                       sysDoc.setExten(paramUploadList.get(i).getExten());
                   }

                docList.add(sysDoc);
               }

            }
            else {
                SysDoc sysDoc = new SysDoc();
                sysDoc.setUserid(ShiroUtils.getSysMember().getUserid());
                sysDoc.setTitle(title);
                sysDoc.setKeyword(UnzipAndListFilesUtils.fenci(title));
                sysDoc.setReadpay(docsetList.get(0).getReadpay());
                sysDoc.setPreview(docsetList.get(0).getPreview());
                sysDoc.setDownpay(docsetList.get(0).getDownpay());
                sysDoc.setDraftid((long) draftid);
                sysDoc.setPath(fileName);
                sysDoc.setSize((long) size);
                sysDoc.setExten(exen);
                sysDoc.setFilter("1");
                iSysDocService.insertSysDoc(sysDoc);
                docList.add(sysDoc);
            }
            AjaxResult ajax = AjaxResult.success(docList);

            return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }
    /**
     * 通用上传请求（单个）
     */
    @PostMapping("/upload/logo")
    @ResponseBody
    public AjaxResult uploadFile(MultipartFile file) throws Exception
    {
        try
        {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            // 上传并返回新文件名称
            String fileName = FileUploadUtils.upload(filePath, file);
            SysMember sysMember = new SysMember();
            sysMember.setUserid(ShiroUtils.getSysMember().getUserid());
            sysMember.setPhoto(fileName);
            if(iSysMemberService.updateSysMember(sysMember)>0)
              return  AjaxResult.success("更新成功");
            else
                return  AjaxResult.error("更新失败");
            //return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }
    /**
     * 通用上传请求（多个）
     */
    @GetMapping ("/uploads")
    @ResponseBody
    public Map<String, Object> uploadFiles(MultipartFile file) throws Exception
    {
        Map<String, Object> result = new HashMap<>();
        try
        {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            // 上传并返回新文件名称
            String fileName = FileUploadUtils.upload(filePath, file);
            result.put("state", "SUCCESS");
            result.put("url", fileName);
            //return ajax;
        }
        catch (Exception e)
        {
            result.put("state", "ERROR");
        }

        return  result;
    }

    /**
     * 本地资源通用下载
     */
    @GetMapping("/download/resource")
    public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
            throws Exception
    {
        try
        {
            if (!FileUtils.checkAllowDownload(resource))
            {
                throw new Exception(StringUtils.format("资源文件({})非法，不允许下载。 ", resource));
            }
            // 本地资源路径
            String localPath = RuoYiConfig.getProfile();
            // 数据库资源地址
            String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
            // 下载名称
            String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, downloadName);
            FileUtils.writeBytes(downloadPath, response.getOutputStream());
        }
        catch (Exception e)
        {
            log.error("下载文件失败", e);
        }
    }
}
